Here are some full papers preprints available using PDF. (You
can download a PDF reader for free ) , and some Matlab code ,
as well as inventions, abstracts, and presentations
Selected Full Papers
Yechiam, E., & Hochman, G. (2013). Losses as modulators of attention: Review and analysis of the unique effects of losses over gains. Psychological Bulletin, 139, 497-518.
Yechiam E., and Hochman, G. (2013). Loss-aversion or loss-attention: The impact of losses on cognitive performance. Cognitive Psychology, 66, 212-231.
Yechiam, E., and Telpaz, A. (2013). Losses induce consistency in risk taking even without loss aversion. Journal of Behavioral Decision Making, 26, 31-40.
Yechiam, E., and Telpaz, A. (2011). To take risk is to face loss: A tonic pupillometry study. Frontiers in Psychology, 2, 344
Koritzky, G., and Yechiam, E. (2011). On the value of non-removable reminders for behavioral modification: An application to nail-biting (Onychophagia). Behavior Modification, 35, 511-530
Yechiam, E., & Ert, E. (2011). Risk attitude in decision making: In search of trait-like constructs. Topics in Cognitive Science, 3, 166-186..
Hochman, G., & Yechiam, E. (2011). Loss aversion in the eye and in the heart: The Autonomic Nervous System’s responses to losses. Journal of Behavioral Decision Making, 24, 140-156.
Yechiam, E., & Rakow (2011). The effect of foregone payoffs on choices from experience: An individual level modeling analysis. Experimental Psychology, 13, 1-13.
Hochman, G., Yechiam, E., and Bechara, A. (2010). Recency gets larger as lesions move from anterior to posterior locations within the ventromedial prefrontal cortex. Behavioural Brain Research, 213, 27-34.
Agai, N., Yechiam, E., Carmel, Z., and Levkovitz, Y. (2010). Non-specific effects of Methylphenidate (Ritalin) on cognitive ability and decision-making of ADHD and healthy adults. Psychopharmacology, 210, 511-519.
Ert, E., and Yechiam, E. (2010). Consistent constructs in individuals’ risk taking in decisions from experience. Acta Psychologica, 134, 225-232.
Koritzky, G., and Yechiam E. (2010). On the robustness of description and experience based decision tasks to social desirability. Journal of Behavioral Decision Making, 23, 83-99.
Yechiam, E., Arshavski, O., Shamay-Tsoory, S.G., Yaniv, S., and Aharon, J. (2010). Adapted to explore: Reinforcement learning in Autistic Spectrum Conditions. Brain and Cognition, 72, 317-324.
Barron, G., and Yechiam, E. (2009). The coexistence of overestimation and underweighting of rare events and the contingent recency effect. Judgment and Decision Making, 4, 447-460.
Yechiam, E., Druyan, M., and Ert, E. (2008). The effect of observing others on risk taking in decisions from experience. Judgment and Decision Making, 3(7), 493-500.
Yechiam, E., and Busemeyer, J.R. (2008). Evaluating generalizability and parameter consistency in learning models. Games and Economic Behavior, 63 (1), 370-394.
Erev, I., Ert., E & Yechiam, E. (2008). Loss aversion, diminishing sensitivity, and the effect of experience on repeated decisions. Journal of Behavioral Decision Making, 21 (5), 575-597.
Yechiam, E., Kanz, J., Bechara, A., Stout, J.C., Busemeyer, J.R., Altmaier, E.M., and Paulsen, J. (2008). Neurocognitive deficits related to poor decision-making in people behind bars. Psychonomic Bulletin and Review, 15, 44-51.
Sagi, I., and Yechiam, E. (2008). Amusing titles in scientific journals and article citation. Journal of Information Science, 34 (5), 680-687.
Yechiam, E., and Ert, E. (2007). Evaluating the reliance on past choices in adaptive learning models. Journal of Mathematical Psychology, 51, 75-84.
Yechiam, E., Goodnight, J., Bates, J.E., Busemeyer, J.R., Dodge, K.A., Pettit, G.S., and Newman, J.P. (2006). A formal cognitive model of the Go/No-Go discrimination task: Evaluation and implications. Psychological Assessment, 18 (3), 239-249.
Yechiam, E., and Busemeyer, J.R. (2006). The effect of foregone payoffs on underweighting small probability events. Journal of Behavioral Decision Making, 19, 1-16.
Grosskopf, B., Erev, I., and Yechiam, E. (2006). Foregone with the wind: Indirect payoff information and its implications for choice. International Journal of Game Theory, 34 (2), 285-302.
Yechiam, E., Busemeyer, J.R, Stout, J.C, and Bechara, A. (2005) Using cognitive models to map relations between neuropsychological disorders and human decision making deficits. Psychological Science, 16 (12), 973-978.
Yechiam, E., Stout, J.C., Busemeyer, J.R., Rock, S.L., and Finn, P.R. (2005) Individual differences in the response to forgone payoffs: An examination of high functioning drug abusers. Journal of Behavioral Decision Making, 18, 97-110.
Yechiam, E., Barron, G., and Erev. I. (2005). The role of personal experience in contributing to different patterns of response to rare terrorist attacks. Journal of Conflict Resolution, 49, 430-439.
Yechiam. E., and Busemeyer, J.R. (2005). Comparison of basic assumptions embedded in learning models for experience based decision-making. Psychonomic Bulletin and Review, 12 (3), 387-402.
Yechiam, E., Erev, I, and Parush, A. (2004). Easy first steps and their implication to the use of a mouse-based and a script-based strategy. Journal of Experimental Psychology: Applied, 10 (2), 89-96.
Yechiam, E., Erev, I., and Gopher, D. (2001). On the potential value and limitations of emphasis change and other exploration-enhancing training methods. Journal of Experimental Psychology: Applied, 7(4), 277-285.
Revisions of the Expectancy Valence model
Revised Expectancy Valence model with trial-independent choice consistency (Yechiam & Ert, 2007; Yechiam, 2007)
Equal Payoff Series Optimization , a method for estimating parameters based on responses to payoffs only; (EPSO; Yechiam & Ert, 2007).
Cue Valence model for a Go/No Go task
Cue Dependent reinforcement learning model for the Go/no Go (or passive avoidance) task (CD; Yechiam, Goodnight, Bates, Busemeyer, Dodge, Pettit & Newman, 2006).
Expectancy Valence model for the Iowa Gambling task
Expectancy-Valence model (EV; Busemeyer & Stout, 2002; see also Yechiam & Busemeyer, 2005; Yechiam, Veinott, Busemeyer and Stout, 2007)
Generalizations at the Individual Level (GIL) using the estimated parameter of the EV model (Yechiam & Busemeyer, 2007)
Simulation of multiple steps ahead using the estimated parameters of the Expectancy Valence model (Yechiam Veinott et al., 2007)
Binary Expectancy-Valence model (BEV; Yechiam & Busemeyer, 2005)
Blocked Expectancy-Valence (model parameters for each of four blocks of trials)
Decision Field model
Decision Field theory
& Townsend, 1992; Townsend
War of Kingdoms, an invented card game. (press the link to see a description of the game).
The game is generously hosted
Abstracts, presentations, and clippings
Yechiam, E., and Hochman, G. (2012) " Losses as modulators of attention" A Youtube movie
E and Barron, G (2004) was featured in Harvard Business School Working Knowledge
Barron, G. and Yechiam, E. (2002) was featured in New Scientist Magazine, 18 July 02, p. 9. Goto story